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Partnership Organization and Formation (Details) | Sep. 28, 2013 State Customer Location | Sep. 29, 2012
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Consolidation Less Than Wholly Owned Subsidiary Parent Ownership Interest Effects Of Changes Net [Line Items] |  |
Common Units outstanding (in units) | 60,230,892 | 57,013,000
Percentage of wholly-owned subsidiary (in hundredths) | 100.00% |
Number of residential, commercial, industrial and agricultural customers | 1,200,000 |
Number of locations served by the partnership | 750 |
Number of states in which the partnership operates | 41 |
Minimum disclosure threshold percentage of revenues by customer (in hundredths) | 10.00% |
General Partner [Member] | Common Unitholders [Member] |  |
Consolidation Less Than Wholly Owned Subsidiary Parent Ownership Interest Effects Of Changes Net [Line Items] |  |
Common Units outstanding (in units) | 784 |

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- Definition Minimum threshold percentage of revenues by customer where disclosure is required. + References No definition available. + Details
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- Definition This element represents the number of active residential, commercial, industrial and agricultural customers. + References No definition available. + Details
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- Definition Represents the number of locations that are served by the company. + References No definition available. + Details
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- Definition The number of limited partner units outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 272 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70434-108055 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 5 -Subparagraph (SAB TOPIC 4.F) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187171-122770 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 4 -Section F + Details
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- Definition The number of states the entity operates in as of the balance sheet date. + References No definition available. + Details
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